White teeth can improve the overall appearance of beauty lovers to some extent. However, many people do not do a good job of cleaning their teeth, which leads to the phenomenon of black and yellow teeth. Now we can choose various effective methods to whiten teeth. White teeth and cold light are two common methods to whiten teeth, but many beauty lovers are confused when choosing. In fact, white teeth whitening has a wider application range and a longer duration than cold light whitening.

Comparison between tooth whitening and cold light whitening;

1, according to the indications.

Tooth whitening: mild tetracycline, dental fluorosis, yellow teeth and abnormal tooth color.

Cold light whitening: yellow teeth and abnormal tooth color.

2. From the perspective of whitening effect

White teeth whitening: healthy whitening effect, white, shiny and transparent.

Cold light whitening: calcified white effect, bright white and shiny.

3. From the maintenance time.

Whitening teeth: one treatment can last 1 to 5 years, and the treatment damage is extremely low.

Cold light whitening: one treatment can last 1 to 3 years, and the treatment damage is low.

To sum up, beauty lovers should understand that both cold light and tooth whitening have their own unique advantages, and they can choose a more suitable tooth whitening method according to their different situations. At the same time, it is suggested to choose a regular plastic surgery hospital for treatment, so that the postoperative effect will be more secure. Postoperative care should be done according to the doctor's advice and the oral cavity should be kept clean, so as to ensure good results.